A document that explains the six stages of change model from Changing for Good by James Prochaska. It also describes the lapse or relapse event and the stages of change for parents. In the transtheoretical model, behavior change is conceptualized as a process that unfolds over time and involves progression through a series of five stages: precontemplation, contempla . To identify your current readiness for change by applying the Stages of Change model to your own experience. Are you ready for a